Companies House
Rank #3,783io.github.aicayzer/companies-house
UK Companies House public register: search companies, officers, ownership, filings and documents.
Companies House is a Model Context Protocol (MCP) server published by aicayzer. It ranks #3,783 of 115,460 servers tracked on MCP Toplist, and its repository has 13 GitHub stars. Companies House is listed across 3 registries — Official MCP, PulseMCP and Glama, with 3 tracked versions. It was first listed on Jun 1, 2025 and most recently updated on Aug 4, 2026.
Ranks ahead of 111,677 of 115,460 servers on MCP Toplist.
Use Companies House
No credentials or required configuration declared — add it to your MCP client and go.
claude mcp add companies-house -e "COMPANIES_HOUSE_API_KEY=<your COMPANIES_HOUSE_API_KEY>" -- npx -y companies-house-mcpReplace each placeholder with your own value before saving.
[mcp_servers.companies-house]
command = "npx"
args = ["-y", "companies-house-mcp"]
[mcp_servers.companies-house.env]
COMPANIES_HOUSE_API_KEY = "<your COMPANIES_HOUSE_API_KEY>"Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"companies-house": {
"command": "npx",
"args": [
"-y",
"companies-house-mcp"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<your COMPANIES_HOUSE_API_KEY>"
}
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.
{
"mcpServers": {
"companies-house": {
"command": "npx",
"args": [
"-y",
"companies-house-mcp"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<your COMPANIES_HOUSE_API_KEY>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.
{
"servers": {
"companies-house": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"companies-house-mcp"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<your COMPANIES_HOUSE_API_KEY>"
}
}
}
}Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"companies-house": {
"command": "npx",
"args": [
"-y",
"companies-house-mcp"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<your COMPANIES_HOUSE_API_KEY>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"companies-house": {
"command": "npx",
"args": [
"-y",
"companies-house-mcp"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "<your COMPANIES_HOUSE_API_KEY>"
}
}
}
}Replace each placeholder with your own value before saving.
Show your rank
Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.
[](https://mcptoplist.com/server/io.github.aicayzer%2Fcompanies-house)<a href="https://mcptoplist.com/server/io.github.aicayzer%2Fcompanies-house"><img src="https://mcptoplist.com/badge/io.github.aicayzer%2Fcompanies-house.svg" alt="MCP Toplist: Top 5% of 115,460" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Listed on 1 registry (2 delisted)
aicayzer
Other servers by aicayzer
View all aicayzer servers →Available versions (3)
| Version | Published |
|---|---|
| 4.0.0 | Aug 4, 2026 |
| 3.0.1 | Mar 28, 2026 |
| 0.1.0 | Nov 25, 2024 |
Frequently asked questions
- Who maintains Companies House?
- Companies House is maintained by aicayzer, which publishes 2 MCP servers (3 total versions) tracked on MCP Toplist.
- Is Companies House listed on the Official MCP Registry?
- Yes — Companies House is listed on the Official MCP Registry, alongside PulseMCP and Glama.
- How many versions does Companies House have?
- MCP Toplist tracks 3 versions of Companies House, most recently published on Aug 4, 2026.
- Where can I find the source code for Companies House?
- The source code for Companies House is hosted at github.com/aicayzer/companies-house-mcp.